GB2569933B - High-strength reinforcing steel and method for manufacturing same - Google Patents

High-strength reinforcing steel and method for manufacturing same Download PDF

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Publication number
GB2569933B
GB2569933B GB1906251.2A GB201906251A GB2569933B GB 2569933 B GB2569933 B GB 2569933B GB 201906251 A GB201906251 A GB 201906251A GB 2569933 B GB2569933 B GB 2569933B
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GB
United Kingdom
Prior art keywords
reinforcing steel
manufacturing same
strength reinforcing
strength
manufacturing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
GB1906251.2A
Other versions
GB2569933A (en
GB201906251D0 (en
Inventor
Ho Chung Jun
Hoe Kim Won
Wook Park Jung
Sub Kim Hyun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Steel Co
Original Assignee
Hyundai Steel Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hyundai Steel Co filed Critical Hyundai Steel Co
Publication of GB201906251D0 publication Critical patent/GB201906251D0/en
Publication of GB2569933A publication Critical patent/GB2569933A/en
Application granted granted Critical
Publication of GB2569933B publication Critical patent/GB2569933B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/16—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling wire rods, bars, merchant bars, rounds wire or material of like small cross-section
    • B21B1/163—Rolling or cold-forming of concrete reinforcement bars or wire ; Rolls therefor
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/065—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires of ferrous alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/46—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting
    • B21B1/463—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling metal immediately subsequent to continuous casting in a continuous process, i.e. the cast not being cut before rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
    • B21B3/02—Rolling special iron alloys, e.g. stainless steel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B37/00—Control devices or methods specially adapted for metal-rolling mills or the work produced thereby
    • B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C21D8/0221—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
    • C21D8/0226—Hot rolling
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/06—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires
    • C21D8/08—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of rods or wires for concrete reinforcement
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/008—Ferrous alloys, e.g. steel alloys containing tin
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44—Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46—Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/005—Ferrite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/008—Martensite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2211/00—Microstructure comprising significant phases
    • C21D2211/009—Pearlite
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D2221/00—Treating localised areas of an article
    • C21D2221/10—Differential treatment of inner with respect to outer regions, e.g. core and periphery, respectively
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
    • C21D8/02—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Heat Treatment Of Steel (AREA)
GB1906251.2A 2016-10-21 2017-10-20 High-strength reinforcing steel and method for manufacturing same Active GB2569933B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020160137271A KR101787287B1 (en) 2016-10-21 2016-10-21 High strength steel deformed bar and method of manufacturing the same
PCT/KR2017/011664 WO2018074887A1 (en) 2016-10-21 2017-10-20 High-strength reinforcing steel and method for manufacturing same

Publications (3)

Publication Number Publication Date
GB201906251D0 GB201906251D0 (en) 2019-06-19
GB2569933A GB2569933A (en) 2019-07-03
GB2569933B true GB2569933B (en) 2022-10-19

Family

ID=60298616

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1906251.2A Active GB2569933B (en) 2016-10-21 2017-10-20 High-strength reinforcing steel and method for manufacturing same

Country Status (6)

Country Link
US (2) US11447842B2 (en)
JP (1) JP6772378B2 (en)
KR (1) KR101787287B1 (en)
CN (1) CN109843456B (en)
GB (1) GB2569933B (en)
WO (1) WO2018074887A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102155415B1 (en) * 2018-08-30 2020-09-11 현대제철 주식회사 High strength steel reinforcement and method of manufacturing the same
KR102166592B1 (en) * 2018-09-27 2020-10-16 현대제철 주식회사 Steel reinforcement and method of manufacturing the same
KR102100059B1 (en) * 2018-10-25 2020-04-10 현대제철 주식회사 Steel reinforcement and method of manufacturing the same
CN111378902B (en) * 2020-01-11 2021-05-14 武钢集团昆明钢铁股份有限公司 Niobium-chromium microalloying produced 32-40mm HRB400E fine-grain high-toughness anti-seismic steel bar and preparation method thereof
KR102418039B1 (en) * 2020-08-12 2022-07-07 현대제철 주식회사 Ultra high strength steel deformed bar and manufacturing method thereof
CN112718879A (en) * 2020-11-30 2021-04-30 邢台钢铁有限责任公司 Production method of pure iron wire rod capable of avoiding crystal grain coarsening
CN113351654A (en) * 2021-06-29 2021-09-07 新疆天山钢铁巴州有限公司 Control method for slow cooling process of high-speed wire air-cooled roller way
CN115198172A (en) * 2022-06-13 2022-10-18 石家庄钢铁有限责任公司 Steel for automobile tool sleeve and preparation method thereof
CN115141970A (en) * 2022-06-25 2022-10-04 阳春新钢铁有限责任公司 HRB500E microalloying control method

Citations (6)

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KR20090132796A (en) * 2008-06-23 2009-12-31 동국제강주식회사 Method for manufacturing high-strength deformed bar with low yield ratio
KR20110066281A (en) * 2009-12-11 2011-06-17 동국제강주식회사 Producing method for reinforcing steel and reinforcing steel using the same
KR20120000766A (en) * 2010-06-28 2012-01-04 현대제철 주식회사 Ultra high strength reinforcing steel, and method for producing the same
KR20120132829A (en) * 2011-05-30 2012-12-10 현대제철 주식회사 Method for manufacturing high-strength deformed bar with low yield ratio
WO2015076242A1 (en) * 2013-11-19 2015-05-28 新日鐵住金株式会社 Rod steel
KR20160120235A (en) * 2015-04-07 2016-10-17 가부시키가이샤 고베 세이코쇼 Steel material and method for producing the same

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JPS6112849A (en) * 1985-04-19 1986-01-21 Nippon Steel Corp Reinforced steel bar having excellent low-temperature toughness and sea water resistance
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JP2000144320A (en) * 1998-11-10 2000-05-26 Kawasaki Steel Corp Deformed bar steel for reinforcing bar and its production
JP4435953B2 (en) * 1999-12-24 2010-03-24 新日本製鐵株式会社 Bar wire for cold forging and its manufacturing method
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KR101185242B1 (en) * 2010-06-28 2012-09-21 현대제철 주식회사 Method for producing of ultra high strength reinforcing steel
KR20120000766U (en) * 2010-07-21 2012-02-02 이상철 A floss toothbrush with replaceable disposable dental floss
KR101095486B1 (en) 2011-05-06 2011-12-19 동국제강주식회사 Method for manufacturing seismic-resistant steel deformed bar and seismic-resistant steel deformed bar manufactured by the same
KR101290441B1 (en) * 2011-06-28 2013-07-26 현대제철 주식회사 Earthquake-proof steel and method of manufacturing the earthquake-proof steel
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Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090132796A (en) * 2008-06-23 2009-12-31 동국제강주식회사 Method for manufacturing high-strength deformed bar with low yield ratio
KR20110066281A (en) * 2009-12-11 2011-06-17 동국제강주식회사 Producing method for reinforcing steel and reinforcing steel using the same
KR20120000766A (en) * 2010-06-28 2012-01-04 현대제철 주식회사 Ultra high strength reinforcing steel, and method for producing the same
KR20120132829A (en) * 2011-05-30 2012-12-10 현대제철 주식회사 Method for manufacturing high-strength deformed bar with low yield ratio
WO2015076242A1 (en) * 2013-11-19 2015-05-28 新日鐵住金株式会社 Rod steel
KR20160120235A (en) * 2015-04-07 2016-10-17 가부시키가이샤 고베 세이코쇼 Steel material and method for producing the same

Also Published As

Publication number Publication date
CN109843456B (en) 2020-07-10
GB2569933A (en) 2019-07-03
WO2018074887A1 (en) 2018-04-26
US11643697B2 (en) 2023-05-09
CN109843456A (en) 2019-06-04
JP6772378B2 (en) 2020-10-21
JP2019535892A (en) 2019-12-12
KR101787287B1 (en) 2017-10-19
US20200048726A1 (en) 2020-02-13
US11447842B2 (en) 2022-09-20
GB201906251D0 (en) 2019-06-19
US20210180146A1 (en) 2021-06-17

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